mercruiser

Is it possible to upgrade a computer? I have a 2000 500 EFI and I'm wondering if it's possible to upgrade the existing computer or even replace it with a newer model? I ask because the mechanic, who is rebuilding my engine, said it would be a smart idea. Is this even possible?! He mentioned the...

Looking for a good mechanic in Parker or Havasu to look at my Mercruiser 454. Any suggestions??

Might be a dumb question but it's worth a shot... Has anyone removed their closed cooling system off a 496 and convert to raw water cooling? If so, are there any benefits/disadvantages?

Gents, I have the above with freeze damaged exhaust manifolds. I need to replace both, and if I'm going that deep, I want to change Spark Plugs as well. This motor appears to have been assembled into an aluminum frame/box, and then welded into the middle Pontoon of this boat. There is only about...

SOLD I have a 72C velvet drive, Model: 10-18-014, 1 to 1 ratio $400 This 72C goes to a MerCruiser TRS, or a Reduction Gear set up It is very Clean inside and out, came with my V-drive, I'm not going to use it, I'm going to put a turbo 400. Asking $350 530 575 5025